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about Key Biscayne

Key biscayne is located in Miami-Dade county Florida with a geographic area of 1.2 square miles. The total population in Key biscayne is 12,867 with 48.5% male and 51.5% female. Children under age 5 represent 5.6% of the population, under age 18 equal 31.5% of the population and over age 65 is 14.0% of the population. The median household income is $166,667, per capita income is $78,732. There are a total of 4,058 housing units with 69.3% owner occupied. Education includes 3.0% of residents that are high school graduates and 80.0% with a bachelor's degree or higher. The average temperature in Key biscayne in the summer is 80 degrees, and in the winter 56 degrees.

Key Biscayne
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115 Homes for Sale in Key Biscayne

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Key Biscayne Homes For Sale

  • Key Biscayne Condominium for Sale
  • Key Biscayne Single Family Home for Sale
  • Key Biscayne Townhouse for Sale

zip near Key Biscayne

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0. 230 Harbor Drive
Key Biscayne
230 Harbor Drive
Key Biscayne, FL 33149
7 Bd7 Ba6,240 SF
Single Family Home
$24,500,000
$3,926 SF
Listing by: One Sotheby's International Realty
decreased:3/4/2025$24,500,000(10.91%)
datePricevariancetype
3/4/2025$24,500,000-10.91%decreased
12/10/2024$27,500,000-13.79%decreased
9/13/2024$31,900,000--Listed
0. 561 Hampton Ln
Contract 05-30-25
Key Biscayne
561 Hampton Ln
Key Biscayne, FL 33149
6 Bd6 Ba4,165 SF
Single Family Home
$4,990,000
$1,198 SF
Listing by: One Sotheby's International Realty
Contract:5/30/2025$4,990,000
datePricevariancetype
5/30/2025$4,990,000--Contract
4/22/2025$4,990,000-3.11%decreased
3/6/2025$5,150,000-2.83%decreased
8/27/2024$5,300,000--Listed
21. 785 Crandon Blvd
1. 785 Crandon Blvd
2. 785 Crandon Blvd
1 of 21
Key Biscayne
Ocean Club Tower 2, #705
Key Biscayne, FL 33149
2 Bd2 Ba2,100 SF
Condominium
$2,675,000
$1,274 SF
Listed:6/23/2024$2,675,000
datePricevariancetype
6/23/2024$2,675,000--Listed
0. 251 Crandon Blvd
Key Biscayne
Key Colony II Oceansound, #424
Key Biscayne, FL 33149
2 Bd2 Ba1,532 SF
Condominium
$1,475,000
$963 SF
Listing by: Valentina Realty LLC
Listed:9/11/2024$1,475,000
datePricevariancetype
9/11/2024$1,475,000--Listed
27. 199 Ocean Lane Dr
1. 199 Ocean Lane Dr
2. 199 Ocean Lane Dr
1 of 27
Key Biscayne
199 Ocean Lane Dr
Key Biscayne, FL 33149
2 Bd2 Ba1,260 SF
Condominium
$1,140,000
$905 SF
Listing by: Fortune Christie's International Real Estate
decreased:5/14/2025$1,140,000(4.20%)
datePricevariancetype
5/14/2025$1,140,000-4.20%decreased
9/11/2024$1,190,000--Listed
0. 201 Crandon Blvd
Contract 04-04-25
Key Biscayne
Key Colony I Tidemark, #322
Key Biscayne, FL 33149
2 Bd2 Ba1,541 SF
Condominium
$1,100,000
$714 SF
Listing by: Keller Williams Capital Realty
Contract:4/4/2025$1,100,000
datePricevariancetype
4/4/2025$1,100,000--Contract
9/5/2024$1,100,000--Listed
0. 55 Ocean Lane Dr
Key Biscayne
55 Ocean Lane Dr
Key Biscayne, FL 33149
1 Bd1 Ba972 SF
Condominium
$690,000
$710 SF
Listing by: EXP Realty LLC
Listed:8/17/2024$690,000
datePricevariancetype
8/17/2024$690,000--Listed
0. 365 Gulf Rd
Key Biscayne
365 Gulf Rd
Key Biscayne, FL 33149
6 Bd6 Ba5,960 SF
Single Family Home
$12,900,000
$2,164 SF
Listing by: One Sotheby's International Realty
Listed:8/11/2024$12,900,000
datePricevariancetype
8/11/2024$12,900,000--Listed
0. 360 Ocean Dr
Key Biscayne
Oceana Key Biscayne, #902S
Key Biscayne, FL 33149
4 Bd5 Ba3,354 SF
Condominium
$8,199,000
$2,445 SF
Listed:8/4/2024$8,199,000
datePricevariancetype
8/4/2024$8,199,000--Listed
0. 251 Crandon Blvd
Key Biscayne
Key Colony II Oceansound, #237
Key Biscayne, FL 33149
2 Bd2 Ba1,532 SF
Condominium
$1,200,000
$783 SF
Listing by: Unlimited Real Estate Corp.
decreased:6/24/2025$1,200,000(6.98%)
datePricevariancetype
6/24/2025$1,200,000-6.98%decreased
11/15/2024$1,290,000-13.42%decreased
8/4/2024$1,490,000--Listed
0. 799 Crandon Blvd
Key Biscayne
Ocean Club Ocean Tower 1, #504
Key Biscayne, FL 33149
3 Bd4 Ba3,084 SF
Condominium
$3,650,000
$1,184 SF
Listing by: Shelton and Stewart REALTORS
decreased:4/10/2025$3,650,000(3.95%)
datePricevariancetype
4/10/2025$3,650,000-3.95%decreased
2/6/2025$3,800,000-2.56%decreased
7/2/2024$3,900,000--Listed
0. 310 Redwood Ln
Key Biscayne
310 Redwood Ln
Key Biscayne, FL 33149
5 Bd5 Ba3,854 SF
Single Family
$6,399,000
$1,660 SF
Listing by: Compass Florida LLC
decreased:1/30/2025$6,399,000(1.55%)
datePricevariancetype
1/30/2025$6,399,000-1.55%decreased
10/22/2024$6,500,000-5.11%decreased
6/24/2024$6,850,000--Listed
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